@article{oai:nifs-repository.repo.nii.ac.jp:00007289, author = {"Morisaki, T. and Okamoto, K. and Otake, T. and Yoshimura, S. and Murakami, A. and Miyazawa, J."}, journal = {Annual Report of National Institute for Fusion Science}, month = {2016-03-14}, title = {Performance of Molecular Helium Beam Collimated with Laval Nozzle}, volume = {Annual Report Apr.2009 - Mar.2010}, year = {} }